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1、Unit 2,Working the land,Extensive Reading,The fourth period,A poem,Farmers weeding at noon,Sweat down the field soon.Who knows food on a tray,Due to their toiling day.,Have you ever grown any plants?If so,what did you do to grow them?If not,what kind of plant would you like to grow?How will you grow
2、 it?,select the weeds,plough the soil,turn over the soil,sow the seeds,remove the weeds,fertilize,3.What do you know about farming?,Tips:importance farming pioneers farming methods.etc.,Jia Sixie,Yuan Longping,2.Have you ever been to the countryside?What did you do there?,Do you know these grains(谷物
3、)?,wheat,sorghum,rice,高粱,Brainstorming,What will you think of when you see the word“farming”?,farming,farmers,field,rice,fertilizer,wheat,cotton,some farming methods,Task 1,Listen to the tape carefully then answer these questions.,1.What is organic farming?,Organic farming means growing crops withou
4、t chemical fertilizers.,2.What problems are caused by using chemical fertilizers?,There are three problems.First,chemical fertilizers affect the soil and the water supply badly.Second,they allow farmers to grow the same crop year after year and exhaust the soil.Third,they kill both helpful and harmf
5、ul pests.,Farmers grow peas or soybeans after corn or wheat so that peas and beans can put minerals back into the soil,making it rich and healthy and ready to grow more wheat or corn.,3.Why do organic farmers grow peas or soybeans after corn or wheat?,Task 2,1.Read the passage once again,then find o
6、ut the advantages of organic farming and the disadvantages of the chemical fertilizer.,Organic farming,Crops growing with natural rather than chemical fertilizer,Natural waste from animals,Make the soil richer in minerals and more fertile,A healthy soil,Reduce diseases in crops,Help crops grow stron
7、g and healthy,Chemical fertilizer,Not good for the soil or the water supply,The soil gets exhausted,Kill both helpful and harmful bacteria and pests,Change crops every two or three years,Corn,wheat,Peas soybeans,Put the minerals back into the soil,making it rich and healthy,Crops that use the surfac
8、e of the soil(peanuts),Crops that need a deeper level of soil(root vegetable),Make sure that what is left in the ground after harvesting becomes a natural fertilizer for the next years crop,Task 3,Write a summary of this passage.,Step 1 Read this passage quickly to find its main idea.Step 2 Exchange your idea with your partner and then write it down.Step 3 Write yours summary.Step 4 Share your summary with your partner and give each other comments.,
